Louis Duncan, MA CCC SLP
NPI 1831358316 · Speech-Language Pathologist · Concord, MA
Louis Duncan, MA CCC SLP is a Speech-Language Pathologist provider in Concord, MA (NPI 1831358316).
Provider details
- NPI number
- 1831358316
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MA CCC SLP
- Sex
- Male
- Sole proprietor
- No
- License
- SP6808SL (MA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-09
- Last updated
- 2008-06-09
Frequently asked questions
- What is Louis Duncan's NPI number?
- Louis Duncan's National Provider Identifier (NPI) is 1831358316, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Duncan's specialty?
- Louis Duncan is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Louis Duncan located?
- Louis Duncan's practice location on file with NPPES is 785 Main St, Concord, MA 01742-3310.
- What is Louis Duncan's phone number?
- The practice phone number listed in the NPPES registry for Louis Duncan is (978) 369-6889.
- Is Louis Duncan's NPI active?
- Yes — Louis Duncan's NPI (1831358316) is active in the NPPES registry as of the last update on 2008-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.